Results 181 to 190 of about 4,160,392 (328)

Finders, keepers?: an analysis and validation of a free-found-ad policy. [PDF]

open access: yesJ Appl Behav Anal, 1978
Goldstein RS   +3 more
europepmc   +1 more source

Coordinated Multi‐Component Gradient Engineering of Catalyst Layers for Advanced Polymer Electrolyte Fuel Cells

open access: yesAdvanced Functional Materials, EarlyView.
This work presents a continuous linear gradient catalyst layer design, a general strategy for improving membrane electrode assemblies across electrochemical devices. Fabricated via a dual‐nozzle spray coating method, the architecture controls the Pt/carbon ratio, ionomer content and ionomer type across the catalyst layer, enhancing proton conduction ...
Shangwei Zhou   +15 more
wiley   +1 more source

Chemical Textures on Rare Earth Carbonates: An Experimental Approach to Mimic the Formation of Bastnäsite. [PDF]

open access: yesGlob Chall
Maddin M   +6 more
europepmc   +1 more source

Osmium: an appraisal of environmental exposure. [PDF]

open access: yesEnviron Health Perspect, 1974
Smith IC, Carson BL, Ferguson TL.
europepmc   +1 more source

Molecular Cross‐Linking of MXenes: Tunable Interfaces and Chemiresistive Sensing

open access: yesAdvanced Functional Materials, EarlyView.
In this study, Ti3C2Tx MXenes are initially functionalized using oleylamine ligands to form stable dispersions in an organic solvent. Subsequently ligand exchange with α,ω‐diaminoalkanes enables cross‐linking, along with precise tuning of interfaces. This structural control translates into tunable charge transport and responsive VOC sensing, showing ...
Yudhajit Bhattacharjee   +12 more
wiley   +1 more source

Floorplanning with I/O Assignment via Feasibility-Seeking and Superiorization Methods. [PDF]

open access: yesIEEE Trans Comput Aided Des Integr Circuits Syst
Yu S, Censor Y, Luo G.
europepmc   +1 more source

Three‐dimensional Antimony Sulfide Based Flat Optics

open access: yesAdvanced Functional Materials, EarlyView.
This work presents the development of a grayscale electron beam lithography (g‐EBL) method for fabricating antimony trisulfide (Sb2S3) nanostructures with customizable 3D profiles. The refractive index of g‐EBL patterned Sb2S3 is determined based on the synergy of genetic algorithm and transfer matrix method.
Wei Wang   +18 more
wiley   +1 more source

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